portant; overflow-wrap: break-word !important;”>目前，市场上均为单一3D打印木塑耗材，不仅难以实现打印制品类似木头质感的外观，同时也难以满足客户对不同种类木质的要求，且多有炭化点出现。例如，现有技术CN 103665905Aportant; overflow-wrap: break-word !important;”>打印耗材，其组分及质量百分含量为：木粉60portant; overflow-wrap: break-word !important;”>‑portant; overflow-wrap: break-word !important;”>％、ABSportant; overflow-wrap: break-word !important;”>％portant; overflow-wrap: break-word !important;”>15portant; overflow-wrap: break-word !important;”>％portant; overflow-wrap: break-word !important;”>15portant; overflow-wrap: break-word !important;”>％portant; overflow-wrap: break-word !important;”>10portant; overflow-wrap: break-word !important;”>％portant; overflow-wrap: break-word !important;”>2portant; overflow-wrap: break-word !important;”>％portant; overflow-wrap: break-word !important;”>2portant; overflow-wrap: break-word !important;”>打印耗材不仅颜色单一，难以体现个性风格，而且在打印过程中对3D打印机的温度、速度、齿轮、喷头要求非常严格，打印控制稳定性要求非常精细，只适合高端的3D打印机，对于普通3D打印机在打印过程中易糊化，产生炭化点，还易堵喷头。因此，亟待开发一种既可以实现打印制品多种木头质感，又有众多可供选择的颜色的具有良好的流动性、耐热性及可塑性强，不糊化，不龟裂，不膨胀，不变形，在打印过程中不糊化，不堵喷头的3D打印彩色木塑耗材，来拓展3D打印耗材的应用领域。

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portant; overflow-wrap: break-word !important;”>portant; overflow-wrap: break-word !important;”>新发明的目的是为了克服现有技术存在的3D打印耗材的品种单一，且打印过程易堵喷头、易糊化等缺陷，提供一种3D打印彩色木塑耗材组合物及其制备方法与应用。为了实现上述目的，一方面提供一种3D打印彩色木塑耗材组合物，组合物含有基础树脂、木粉、色母粒、粘性树脂、抗氧剂，基础树脂的含量为80portant; overflow-wrap: break-word !important;”>100portant; overflow-wrap: break-word !important;”>‑portant; overflow-wrap: break-word !important;”>重量份，色母粒的含量为0.001portant; overflow-wrap: break-word !important;”>0.005portant; overflow-wrap: break-word !important;”>‑portant; overflow-wrap: break-word !important;”>重量份，抗氧剂的含量为0.05portant; overflow-wrap: break-word !important;”>0.8portant; overflow-wrap: break-word !important;”>‑portant; overflow-wrap: break-word !important;”>，木粉的平均粒径为40portant; overflow-wrap: break-word !important;”>120portant; overflow-wrap: break-word !important;”>‑portant; overflow-wrap: break-word !important;”>。并提供一种3D打印彩色木塑耗材组合物的制备方法，该方法包括：将3D打印彩色木塑耗材组合物的各组分依次进行混合、造粒、冷却和成型。portant; overflow-wrap: break-word !important;”>portant; overflow-wrap: break-word !important;”>

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portant; overflow-wrap: break-word !important;”>portant; overflow-wrap: break-word !important; font-family: 宋体; line-height: 21px; font-size: 14px; color: rgb(0, 0, 0);”>与现有技术相比，利用木质粉可以使得3D打印彩色木塑耗材组合物获得良好的耐热性，并与抗氧化剂的协同作用使得在打印过程中不糊化，使得打印制品无炭化点；利用木质粉还可以使得3D打印彩色木塑耗材组合物获得良好的分散性，在打印过程中不堵喷头；以及利用木质粉与色母粒按不同比例配合可以获得颜色更具真实感、以及众多可供选择的颜色的3D打印彩色木塑耗材组合物，从而可实现打印制品的个性化造型，再加之基础树脂与粘性树脂的搭配可使得3D打印彩色木塑耗材组合物可塑性强，不龟裂，不膨胀，不变形，从而可确保打印制品具有木头质感、表面光滑，且质坚、量轻，可用于家具产品的打印，开拓了3D打印彩色木塑耗材组合物在3D打印技术中新的应用领域。